Use pushName from baileys to get the sender's display name instead
of just the phone number. Falls back to phone number if no name.
Includes migration to add sender_name column to existing databases.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
When a triggered message comes in, fetch all messages in that chat
since the last agent interaction and include them in the prompt.
Each message is formatted with timestamp and sender.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
- src/db.ts: initDatabase, closeDatabase, storeMessage, getNewMessages
- Removes SQL from index.ts
- Database initialization happens once at startup
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
